CN104358916A - Independent hydraulically-controlled flow balance valve - Google Patents
Independent hydraulically-controlled flow balance valve Download PDFInfo
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- CN104358916A CN104358916A CN201410632618.XA CN201410632618A CN104358916A CN 104358916 A CN104358916 A CN 104358916A CN 201410632618 A CN201410632618 A CN 201410632618A CN 104358916 A CN104358916 A CN 104358916A
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- valve
- main valve
- valve body
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- rod
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/36—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor
- F16K31/365—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor the fluid acting on a diaphragm
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
Abstract
The invention relates to an independent hydraulically-controlled flow balance valve, which comprises a main valve and a diaphragm type balance auxiliary valve, wherein the main valve comprises a main valve body, a valve core, an upper valve rod, a main valve cover and a valve seat, the diaphragm type balance auxiliary valve comprises a diaphragm sheet, an outer valve, a group of needle-shaped adjusting valves and a group of ball valves, the lower part of the valve core is provided with a lower valve rod which is matched with a locking mechanism, the lower end of the lower valve rod directly extends out of the main valve body, the locking mechanism consist of a slide sleeve and a nut, the slide sleeve sleeves the lower end part of the rod body of the lower valve rod, the nut is positioned under the slide sleeve, the locking mechanism is connected with the main valve body to form an integral structure by a bottom cover which is connected with the main valve body, the cavity of the main valve is separated into a valve body input cavity and a valve body output cavity by the main valve cover and the valve core which is connected with the upper valve rod, the upper end of the upper valve rod extends out of the center hole of the main valve cover, is fixedly connected with the diaphragm sheet, and is connected with the main valve cover and the main valve body by screws to form a hydraulic valve cavity of the diaphragm type balance auxiliary valve, and two groups of independent hydraulically-controlled self-balance mechanisms are symmetrically arranged on an outer valve cover of the diaphragm type balance auxiliary valve, and comprise a pair of needle-shaped adjusting valves and a pair of adjusting ball valves.
Description
Technical field
The present invention relates to a kind of fluid conveying valve, refer in particular to and to rely on oneself hydraulic control flow balance valve with one.
Technical background
Flow balance valve is a kind of control valve that multiple fields generally uses, and it reaches the effect of the flow equilibrium controlled between flow or control valve body import and export by being arranged on regulating and controlling mechanism inside and outside in valve body.
The flow balance valve kind can seen in the market is a lot, and some flow balance valves often adopt rubber membrane lobe as the balance flap in valve pocket, therefore must regularly replace rubber membrane lobe after use certain time limit.For the ease of carrying out the replacing of film lobe, generally on the pipeline adopting this fluid delivery valve, being provided with stop valve, cutting off in advance fluid conveying, the associated components unloading whole valve subsequently or take valve apart carries out the replacing of film lobe.Obviously take above-mentioned replacement operation not only program trouble, and bring certain impact can to whole technological process.
In addition, many flow balance valves are realized by the spring controling mechanism arranged on valve body or the flow control mechanism set up.Therefore the structure of various valve-type is ever-changing, each has something to recommend him.Have many valve-type due to complicated structure, cost high, and inapplicablely to promote the use of.
Therefore, how to improve the inside of valve body, proposition one is simple by structure, regulating effect good, and valve body can be disassembled from transfer line again, just can carry out rubber mass flap quick-replaceable, this just becomes a problem of valve design personnel simultaneously.
Summary of the invention
Object of the present invention: be intended to propose a kind of novel hydraulic control flow balance control valve of relying on oneself, the balance not only proposing the flow that conveying is sent out controls, Problems existing when simultaneously also solving this kind of replacing valve flap.
This hydraulic control flow balance valve of relying on oneself, comprise main valve and diaphragm type balance Auxiliary valves, main valve wherein comprises main valve body 1, spool 3, upper valve rod 11, main valve lid 6, valve seat 2; Diaphragm type balance Auxiliary valves comprises diaphragm 8, outer valve gap 7 and one group of shape modulating valve 6 and one group of ball valve 3; Main valve body 1 lumen segmentation is become valve body input cavity A and valve body output cavity B by main valve lid 6 and the spool 3 that is connected with upper valve rod 11 by main valve wherein, the center hole of main valve lid 6 is stretched out in the upper end of described upper valve rod 11 and diaphragm 7 is fixed, and forms through being spirally connected with main valve lid 6, main valve body 1 the hydrodynamic valve pocket that diaphragm type balances Auxiliary valves; It is characterized in that:
The bottom of A, described spool 3 is provided with the lower valve rod 12 that is furnished with locking framework, main valve body 1 is directly stretched out in the lower end of described lower valve rod 12, described locking framework is made up of the sliding sleeve 13 be nested with in lower valve rod 12 body of rod underpart and the nut 14 be positioned at below sliding sleeve, and described locking framework forms overall structure through a bottom be connected with main valve body 1 15 with main valve body.
The outer valve gap 7 of B, described diaphragm type balance Auxiliary valves is arranged symmetrically two groups of self-powering types to surge self-balancing mechanism, this self-powering type self-balancing mechanism that surges comprises a pair adjusting needle valve 6 and a pair and regulates ball valve 4, and it is directly through and through the equilibrium structure of surging regulating pipeline and adjustment ball valve 4 to form and the valve body input cavity A of main valve body 1 and valve body output cavity B is through respectively that each adjusting needle valve 6 described and diaphragm type balances the hydrodynamic valve pocket of Auxiliary valves.
Described left side regulates the bottom of ball valve 5 to be communicated with in the pipeline of the admission chamber A of main valve body 1 and sets up a safety check 2 in addition.
According to this hydraulic control flow balance valve of relying on oneself that above technological scheme proposes, not only there is the liquid level regulatory function that general diaphragm type equilibrium valve has, and by the locking framework that is arranged on spool bottom, do not affecting the replacing carrying out elastomer diaphragm under the through prerequisite of whole fluid pipe-line very easily.
Accompanying drawing explanation
Accompanying drawing is structural representation of the present invention.
In figure: 1-main valve body 2-safety check 3-valve seat 4-spool 5-regulates ball valve 6-to regulate the outer valve gap 9-diaphragm 10-O RunddichtringO 11-main valve lid 12-upper valve rod 13-lower valve rod 14-sliding sleeve 15-nut 16-bottom A-valve body input cavity B-valve body output cavity of pipeline 7-adjusting needle valve 8-.
Embodiment
Set forth the present invention further below in conjunction with Figure of description, and provide embodiments of the invention.
This hydraulic control flow balance valve of relying on oneself, comprise main valve and diaphragm type balance Auxiliary valves, main valve wherein comprises main valve body 1, spool 4, upper valve rod 12, main valve lid 11, valve seat 3; Diaphragm type balance Auxiliary valves comprises diaphragm 9, outer valve gap 8 and one group of adjusting needle valve 7 and one group of ball valve 5; Main valve body 1 lumen segmentation is become valve body input cavity A and valve body output cavity B by main valve lid 11 and the spool 4 that is connected with upper valve rod 12 by main valve wherein, the center hole of main valve lid 11 is stretched out in the upper end of described upper valve rod 12 and diaphragm 9 is fixed, and forms through being spirally connected with outer valve gap 8, main valve body 1 the hydrodynamic valve pocket that diaphragm type balances Auxiliary valves.
The bottom of described spool 4 is provided with the lower valve rod 13 that is furnished with locking framework, main valve body 1 is directly stretched out in the lower end of described lower valve rod 13, described locking framework is made up of the sliding sleeve 14 be nested with in lower valve rod 13 body of rod underpart and the nut 15 be positioned at below sliding sleeve, and described locking framework forms overall structure through a bottom be connected with main valve body 1 16 with main valve body.
In actual applications, nut is screwed into the underpart of lower valve rod 13 for 15 times by this hydraulic control flow balance valve of relying on oneself when normal use, allow sliding sleeve 14 free fall, ensure that spool 4 freely can move up and down on the valve seat 3 of main valve body 1 inner chamber, adapt to the needs entering the different flow of valve body input cavity A inner fluid.Diaphragm 9 is changed once needs, as long as open the bottom 16 of main valve body 1 bottom, the nut 15 be arranged on lower valve rod 13 is upwards twisted, promote sliding sleeve 14 moves until make lower valve rod 13 and main valve body 1 lock, the spool 4 be now connected with lower valve rod 13 upper end will close the flow channels between main valve body input cavity A and valve body output cavity B.As long as now open the outer valve gap 8 on main valve body 1 top, take off the diaphragm 9 being arranged on upper valve rod 12 upper end portion, just can realize the replacing to diaphragm.Both whole valve can have been made after reverse operating to enter normal operation.So in the process of whole replacing rubber flap, both need not cut off the fluid passage of fluid upstream input end, also need not pull down whole valve.
The outer valve gap 8 of described diaphragm type balance Auxiliary valves arranges symmetrically two groups of self-powering types to surge self-balancing mechanism, this self-powering type self-balancing mechanism that surges comprises a pair adjusting needle valve 7 and a pair and regulates ball valve 5, and it is directly through and through the equilibrium structure of surging regulating pipeline and adjustment ball valve 5 to form and the valve body input cavity A of main valve body 1 and valve body output cavity B is through respectively that each adjusting needle valve 7 described and diaphragm type balances the hydrodynamic valve pocket of Auxiliary valves.
Adopt this symmetry shape to be arranged on two groups of left and right self-powering types of outer valve gap 8 to surge self-balancing mechanism, make this kind rely on oneself hydraulic control flow balance valve in working order time, along with fluid enters valve body input cavity A, under the effect of pressure being transferred fluid, spool 4 rises the passage opened between valve body input cavity A and valve body output cavity B, now, the diaphragm 9 be on upper valve rod 12 also rises thereupon; The fluid simultaneously entering valve body input cavity A also can constantly be arranged on by being connected with it on the left of outer valve gap 8 by regulating pipeline 6, regulate ball valve 5, adjusting needle valve 7 enters diaphragm type and balances in Auxiliary valves, and excess fluid part entered in diaphragm type balance Auxiliary valves from the adjusting needle valve 7 be arranged on the right side of outer valve gap 8, regulate ball valve 5 and regulate pipeline 6 to be connected with the valve body output cavity B of main valve body 1, formed and the auxiliary flow of through each other outer valve gap 8 in main valve body 1.Once the transfusion runner stopping infusion operation of main valve body 1, in valve body output cavity B liquid self fluid pressure effect under, make spool 4 press down passage between closed valve input cavity A and valve body output cavity B, make the operation of whole main valve stopping infusion.Reset is moved down now along with diaphragm 9, make the flowing medium in valve body output cavity B by being arranged on adjustment pipeline 6 on the right side of main valve body 1, regulate ball valve 5, adjusting needle valve 7 enters outer valve gap 8 and fill up because diaphragm moves down the space of appearance, make diaphragm type balance the valve pocket of Auxiliary valves and main valve body inner chamber is in same interior pressure condition.
In addition, the self-powering type adopted in the technical program surges self-balancing mechanism, what the left side was wherein arranged be communicated with the admission chamber A of main valve body 1 a set of by regulating pipeline 6, regulate ball valve 5, adjusting needle valve 7 enters diaphragm type and balances in Auxiliary valves, be communicated with in the bottom of described adjustment ball valve 5 in the pipeline of the valve body input cavity A of main valve body 1 and set up a safety check 2 in addition, in order to prevent fluid backflow when stopping fluid conveying.
Claims (2)
1. a hydraulic control flow balance valve of relying on oneself, comprise main valve and diaphragm type balance Auxiliary valves, main valve wherein comprises main valve body (1), spool (4), upper valve rod (12), main valve lid (11), valve seat (3); Diaphragm type balance Auxiliary valves comprises diaphragm (9), outer valve gap (8) and one group of adjusting needle valve (7) and one group of ball valve (5); Main valve body (1) lumen segmentation is become valve body input cavity (A) and valve body output cavity (B) by main valve lid (11) and the spool (4) that is connected with upper valve rod (12) by main valve wherein, the center hole of main valve lid (11) is stretched out in the upper end of described upper valve rod (12) and diaphragm (9) is fixed, and forms through being spirally connected with outer valve gap (8), main valve body (1) the hydrodynamic valve pocket that diaphragm type balances Auxiliary valves; It is characterized in that:
The bottom of A. described spool (4) is provided with the lower valve rod (13) that is furnished with locking framework, main valve body (1) is directly stretched out in the lower end of described lower valve rod (13), described locking framework is made up of the sliding sleeve (14) be nested with in lower valve rod (13) body of rod underpart and the nut (15) be positioned at below sliding sleeve, and described locking framework forms overall structure through a bottom (16) be connected with main valve body (1) and main valve body.
The outer valve gap (8) of B. described diaphragm type balance Auxiliary valves arranges symmetrically two groups of self-powering types to surge self-balancing mechanism, this self-powering type self-balancing mechanism that surges comprises a pair adjusting needle valve (7) and a pair and regulates ball valve (5), and it is directly through and through regulating pipeline and adjustment ball valve (5) to form and the valve body input cavity (A) of main valve body (1) and the through respectively equilibrium structure of surging of valve body output cavity (B) that described each adjusting needle valve (7) and diaphragm type balances the hydrodynamic valve pocket of Auxiliary valves.
2. one as claimed in claim 1 is relied on oneself hydraulic control flow balance valve, it is characterized in that: described left side regulates the bottom of ball valve (5) to be communicated with in the pipeline of the valve body input cavity (A) of main valve body (1) and sets up a safety check (2) in addition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410632618.XA CN104358916B (en) | 2014-11-11 | 2014-11-11 | Independent hydraulically-controlled flow balance valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410632618.XA CN104358916B (en) | 2014-11-11 | 2014-11-11 | Independent hydraulically-controlled flow balance valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104358916A true CN104358916A (en) | 2015-02-18 |
| CN104358916B CN104358916B (en) | 2017-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410632618.XA Active CN104358916B (en) | 2014-11-11 | 2014-11-11 | Independent hydraulically-controlled flow balance valve |
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| CN (1) | CN104358916B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864270A (en) * | 2021-09-29 | 2021-12-31 | 刘颖 | Direct-acting overflow valve |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0458143A2 (en) * | 1990-05-25 | 1991-11-27 | Regel + Messtechnik GmbH Regler- und Anlagenbau für Gas-Druckreglung | Shut-off safety valve, especially for gas pressure control installations |
| CN2516778Y (en) * | 2001-12-14 | 2002-10-16 | 黄本强 | Multifunction water pump control valve |
| CN202209455U (en) * | 2011-09-23 | 2012-05-02 | 福建福思特阀门集团有限公司 | Safe power-driven pressure releasing and holding valve |
| CN202733148U (en) * | 2012-06-27 | 2013-02-13 | 正丰阀门集团有限公司 | Self-operated flow control valve with opening degree display and locking functions |
| CN203743530U (en) * | 2013-12-26 | 2014-07-30 | 青岛万力科技有限公司 | Flow-limiting check valve |
| CN203926967U (en) * | 2014-06-25 | 2014-11-05 | 温州市中宝阀门制造有限公司 | A kind of hydraulic control valve door |
| CN204312837U (en) * | 2014-11-11 | 2015-05-06 | 明珠阀门集团有限公司 | One is relied on oneself hydraulic control flow balance valve |
-
2014
- 2014-11-11 CN CN201410632618.XA patent/CN104358916B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0458143A2 (en) * | 1990-05-25 | 1991-11-27 | Regel + Messtechnik GmbH Regler- und Anlagenbau für Gas-Druckreglung | Shut-off safety valve, especially for gas pressure control installations |
| CN2516778Y (en) * | 2001-12-14 | 2002-10-16 | 黄本强 | Multifunction water pump control valve |
| CN202209455U (en) * | 2011-09-23 | 2012-05-02 | 福建福思特阀门集团有限公司 | Safe power-driven pressure releasing and holding valve |
| CN202733148U (en) * | 2012-06-27 | 2013-02-13 | 正丰阀门集团有限公司 | Self-operated flow control valve with opening degree display and locking functions |
| CN203743530U (en) * | 2013-12-26 | 2014-07-30 | 青岛万力科技有限公司 | Flow-limiting check valve |
| CN203926967U (en) * | 2014-06-25 | 2014-11-05 | 温州市中宝阀门制造有限公司 | A kind of hydraulic control valve door |
| CN204312837U (en) * | 2014-11-11 | 2015-05-06 | 明珠阀门集团有限公司 | One is relied on oneself hydraulic control flow balance valve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864270A (en) * | 2021-09-29 | 2021-12-31 | 刘颖 | Direct-acting overflow valve |
| CN113864270B (en) * | 2021-09-29 | 2023-10-03 | 盐城市精工阀门有限公司 | Direct-acting overflow valve |
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| Publication number | Publication date |
|---|---|
| CN104358916B (en) | 2017-02-01 |
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